| Patent | Date |
|---|
Self-guided racking assist system, tool and method for charging a handgun
Grant 9,423,209 - Hoeffken August 23, 2 | 2016-08-23 |
Tubing Joint
App 20150276104 - Chen; Jie ; et al. | 2015-10-01 |
Condensing gas package unit with a tubular conduit for passing a condensate drain line
Grant 8,261,568 - Reifel , et al. September 11, 2 | 2012-09-11 |
Mixing Device For Mixing Fuel And Air And Furnace With A Mixing Device
App 20120180774 - Reifel; Allan J. ; et al. | 2012-07-19 |
Premix furnace and methods of mixing air and fuel and improving combustion stability
Grant 8,167,610 - Raleigh , et al. May 1, 2 | 2012-05-01 |
Condensing Gas Package Unit Configured to Drain Condensate Through Return Air Duct or Floor of Unit Enclosure
App 20120047935 - Reifel; Allan J. ; et al. | 2012-03-01 |
Condensing Gas Package Unit Configured to Drain Condensate Through Inducer Fan and Method of Reducing Fuel Consumption
App 20120048257 - Reifel; Allan J. ; et al. | 2012-03-01 |
Condensing Gas Package Unit for Roof or Ground Installation, Collector, and Condensate Drain Apparatus
App 20120048521 - Reifel; Allan J. ; et al. | 2012-03-01 |
Premix Furnace And Methods Of Mixing Air And Fuel And Improving Combustion Stability
App 20100310998 - Raleigh; William F. ; et al. | 2010-12-09 |
NOx-REDUCTION APPARATUS, METHOD OF MAKING, FURNACE, HVAC UNIT, AND BUILDING
App 20100173255 - Reifel; Allan J. ; et al. | 2010-07-08 |
Blower Housing And Method Of Manufacture
App 20100080696 - Hoeffken; Russell W. | 2010-04-01 |
Hvac Units, Heat Exchangers, Buildings, And Methods Having Slanted Fins To Shed Condensation Or For Improved Air Flow
App 20100071868 - REIFEL; ALLAN J. ; et al. | 2010-03-25 |
Blower housing and method of manufacture
Grant 7,632,067 - Hoeffken December 15, 2 | 2009-12-15 |
Internally Finned Tube Having Enhanced Nucleation Centers, Heat Exchangers, And Methods Of Manufacture
App 20090294112 - REIFEL; ALLAN J. ; et al. | 2009-12-03 |
Air Conditioning Units with Modular Heat Exchangers, Inventories, Buildings, and Methods
App 20090084131 - Reifel; Allan J. ; et al. | 2009-04-02 |
Blower housing and method of manufacture
App 20080193284 - Hoeffken; Russell W. | 2008-08-14 |
Air filter assembly
Grant 6,033,454 - Hoeffken March 7, 2 | 2000-03-07 |
Blower housing seam and method of making same
Grant 5,221,183 - Hoeffken June 22, 1 | 1993-06-22 |
Heat exchanger seam and method of making same
Grant 5,195,580 - Hoeffken March 23, 1 | 1993-03-23 |
Dual wall evaporator pan
Grant 4,907,420 - Mahanay , et al. March 13, 1 | 1990-03-13 |
Heat exchanger and plate assembly and method of manufacture
Grant 4,649,894 - Hoeffken March 17, 1 | 1987-03-17 |
Method of manufacturing a heat exchanger and plate assembly
Grant 4,547,943 - Hoeffken October 22, 1 | 1985-10-22 |
Method of manufacturing a two-plate heat exchanger
Grant 4,510,660 - Hoeffken April 16, 1 | 1985-04-16 |
Air conditioning and heat pump cabinets with removable coil guards
Grant 4,475,585 - Hoeffken October 9, 1 | 1984-10-09 |
Top cover, motor, fan and fan shroud assembly for an air conditioning unit
Grant 4,394,111 - Wiese , et al. July 19, 1 | 1983-07-19 |
Heat exchanger with crimped flange seam
Grant 4,298,061 - Hoeffken November 3, 1 | 1981-11-03 |
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